Replaceable Adult Mask Filters (Pack of 2)

Filters for Face Coverings (cloth mask).

Made of activated carbon and non-woven melt-blown filter cloth, 5 layers filter system effectively keep away from PM 2.5 and a range of airborne contaminants.

The filters prevent airborne particles, dust, seasonal allergies, smog, pollution, ash, garden pollen, etc.

How to use the carbon filter?

Use: 2-3 days for frequently use, 5-7days for Occasionally use.

What is a filter for Masks?

Only filters, do not include the mask.

What are the dimensions for a Face Mask Filter?

Adult Size: 8*12cm (4.72*3.15in).

Made in China (product not made by Bristol Mask. We are trying to source this filter locally).